The Poor Door
Danny and Baez investigate a murder of a lower income resident in a luxury building where 20 percent of the units are made affordable for lower income housing. Also, Frank takes issue with a detective friend of Gormley's who takes advantage of his position with legal loopholes.
When a star witness in a double murder case drops out, Erin is tasked with bringing a protected mob informant back to New York for a case and keeping him safe, with help from Danny and Baez. Also, Frank enters into tense negotiations with Mayor Poole about police officer benefits.